It’s pretty hard to tell where designer Daisy Donohoe ends and her mink slide label, Zizi Donohoe, begins. An Old-Hollywood-meets-Beverly-Hills aesthetic lies at the core of each in equal measure. And Donohoe lives the brand and is one of its best advertisements, even starring in the campaign imagery. Unsurprisingly, given those close ties, the Zizi Donohoe brand was born out of a gap in the designer’s own wardrobe. “I was missing something flat and comfortable that wasn’t a sneaker,...